Mortar board graduation card



FIG. 1 is a front elevational view of a mortar board graduation card showing my design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof. 

The ornamental design for a mortar board graduation card, as shown and described. 